CN211174288U

CN211174288U - Urea case assembly and urea case

Info

Publication number: CN211174288U
Application number: CN201922292481.9U
Authority: CN
Inventors: 顾一新
Original assignee: Dongguan Zhengyang Electronic Mechanical Co ltd
Current assignee: Guangdong Zhengyang Sensor Technology Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-08-04
Anticipated expiration: 2029-12-19

Abstract

The utility model relates to a diesel vehicle selectivity catalytic System (SCR) technical field discloses a urea case assembly and urea case, urea case assembly includes urea case and urea case support, the urea case can be arranged in the urea case support, the surface of urea case is provided with spacing lug, be provided with spacing pore structure on the urea case support, spacing pore structure is configured to cooperate with spacing lug, in order to connect the urea case support with the urea case; by this, be convenient for cooperate with the spacing pore structure of urea case support through the spacing lug on urea case surface, realize dismantling between them and be connected for whole mounting structure's connection becomes more convenient, not only prevents effectively that the urea case from appearing warping, and it is more firm to fix moreover.

Description

Urea case assembly and urea case

Technical Field

The utility model relates to a diesel vehicle selectivity catalytic System (SCR) technical field especially relates to a urea case assembly and urea case that diesel vehicle selectivity catalytic System (SCR) was used.

Background

At present, automobile emission regulations are becoming more and more stringent, and the treatment technology of selective catalytic reduction of nitrogen oxides in the tail gas emission of diesel engines by using automobile urea is widely applied to the tail gas aftertreatment of diesel engines by manufacturers, thereby meeting the requirements of environmental protection departments. The urea solution is needed to be used in the technology, the urea box needs to be additionally installed when the vehicle technology is upgraded, and the urea box needs to be fixedly integrated on a vehicle body, so that an integrated urea box assembly is needed, and the catalytic reduction reaction is convenient to perform.

Urea case assembly includes urea case and urea case support, and the urea case is fixed a position the installation through the support, and urea case support are usually through tying up the formula cooperation in order to be spacing on urea case support with the urea case, because the support of tying up the formula when locking, leads to the outside deformation in case both sides easily, causes the case outward appearance to warp, is not conform to the requirement. Therefore, a need exists for a urea tank assembly that solves the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a urea case assembly has solved the problem of the deformation that appears through the bandage formula is fixed between current urea case and the urea case support.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a urea case assembly, including urea case and urea case support, the urea case can be arranged in the urea case support, the surface of urea case is provided with spacing lug, be provided with spacing pore structure on the urea case support, spacing pore structure configured as with spacing lug cooperatees, with general urea case support with the urea case is connected.

This urea case assembly is convenient for cooperate with the spacing pore structure of urea case support through the spacing lug on urea case surface, realizes dismantling between them and connects for whole mounting structure's connection becomes more convenient, not only prevents effectively that the urea case from appearing warping, and it is more firm to fix moreover.

As an optimal scheme of the urea box assembly, the urea box support comprises a support body, the support body comprises two opposite side plates and a bottom plate for connecting the two side plates, and the side plates are provided with limiting hole structures. The limiting hole structures are arranged on the two side plates of the bracket body, so that the connection between the urea box bracket and the urea box can be enhanced.

As a preferable scheme of the above urea tank assembly, the urea tank bracket further includes a first connecting portion and a second connecting portion, and the first connecting portion and the second connecting portion are respectively connected to both sides of the two side plates. The two sides of the first connecting portion and the two side plates are connected, and the urea box can be limited.

As a preferable scheme of the urea box assembly, a groove which is recessed towards the inside of the urea box is formed in one side of the urea box, which is not provided with the limiting bump, and the first connecting portion is arranged in the groove and connected with the urea box brackets on two sides of the groove. The first connecting portion can be positioned by the aid of the grooves, and the first connecting portion is prevented from moving, so that the connecting effect is firmer.

As a preferable mode of the above urea tank assembly, the urea tank bracket further includes a third connecting portion, and the third connecting portion connects upper portions of the two side plates. The setting of third connecting portion can prevent reciprocating of urea case, carries on spacingly to the direction of height of urea case.

As a preferable scheme of the urea box assembly, the base plate is provided with a positioning hole, and the bottom of the urea box is provided with a positioning part extending into the positioning hole. The urea box can be conveniently positioned and installed by the positioning holes and the positioning parts.

As a preferable mode of the above urea tank assembly, the height of the side plate is greater than half of the height of the urea tank. The urea box bracket has a large coating range on the urea box, and the connection between the urea box and the urea box bracket is enhanced.

As an optimal scheme of the urea box assembly, the limiting hole structure comprises a first limiting hole group and a second limiting hole group, the limiting convex block comprises a first limiting convex block group and a second limiting convex block group, the first limiting convex block group extends into the first limiting hole group, and the second limiting convex block group extends into the second limiting hole group.

As a preferable scheme of the urea box assembly, the second limiting hole group includes two second limiting holes arranged at intervals, and the second limiting holes are in a triangular structure. The second limiting hole is of a triangular structure and is simple in structure, and the urea box support are stably connected through cooperation between the second limiting hole and the second limiting hole group.

The utility model also provides a urea case, the surface of urea case is provided with spacing lug, spacing lug is configured to cooperate with the spacing pore structure of urea case support. The urea case of this structure is convenient for cooperate with the spacing pore structure of urea case support, realizes dismantling between them and connects.

The utility model has the advantages that:

the utility model provides a urea case assembly, the spacing lug through urea case surface be convenient for cooperate with the spacing pore structure of urea case support, realize dismantling between them and connect for whole mounting structure's connection becomes more convenient, not only prevents effectively that the urea case from appearing warping, and is fixed more firm moreover.

The utility model provides a urea case is provided with spacing lug through the surface at the urea case, is convenient for cooperate with the spacing pore structure of urea case support, realizes dismantling between them and connects.

Drawings

FIG. 1 is a schematic structural diagram of a urea tank assembly provided by the present invention;

FIG. 2 is a front view of the urea tank assembly provided by the present invention;

FIG. 3 is a side view of a urea tank assembly provided by the present invention;

FIG. 4 is a schematic structural view of a urea tank bracket provided by the present invention;

FIG. 5 is a schematic structural diagram of a urea tank provided by the present invention;

fig. 6 is a front view of the urea tank provided by the present invention.

In the figure:

1. a urea tank; 11. a limiting bump; 111. a first limit convex block group; 112. a second limit convex block group; 12. a groove;

2. a urea tank bracket; 21. a side plate; 22. a base plate; 23. a first connection portion; 24. a second connecting portion; 25. a third connecting portion; 26. a connecting assembly; 27. reinforcing ribs;

211. a limiting hole structure; 221. positioning holes;

2111. a first set of limit holes; 2112. and a second limit hole group.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning fixedly connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The utility model provides a urea case assembly, as shown in fig. 1-3, including urea case 1 and urea case support 2, in urea case support 2 can be arranged in to urea case 1, the surface of urea case 1 is provided with spacing lug 11, is provided with spacing pore structure 211 on the urea case support 2, and spacing pore structure 211 is configured to cooperate with spacing lug 11 to be connected urea case support 2 with urea case 1.

This urea case assembly is used for supporting and fixed urea case 1 through urea case support 2, and through the spacing lug 11 on 1 surface of urea case and the spacing pore structure 211 on urea case support 2 cooperate, realize the connection of dismantling between them for whole mounting structure's connection becomes more convenient, not only prevents effectively that urea case 1 from appearing warping, and is fixed more firm moreover.

Specifically, the urea tank bracket 2 includes a bracket body, as shown in fig. 4, the bracket body includes two side plates 21 disposed opposite to each other and a bottom plate 22 connecting the two side plates 21, and the side plates 21 are provided with a limiting hole structure 211. All be provided with spacing pore structure 211 on the curb plate 21 of support body, can strengthen being connected of urea case support 2 and urea case 1.

Optionally, the two side plates 21 and the bottom plate 22 are detachably connected, and preferably, the two side plates 21 and the bottom plate 22 are detachably connected to the bottom plate 22 through locking screws. Of course, the side plate 21 and the bottom plate 22 may be detachably connected by other means, such as clamping, etc., and the detachable connection between the side plate 21 and the bottom plate 22 is not particularly limited as long as the detachable connection can be achieved. Through two curb plate 21 and bottom plate 22 detachable connections, curb plate 21 and bottom plate 22 can separately prepare, and the cost of manufacture is lower, is convenient for deposit moreover, and occupation space is little when not assembling.

The two side plates 21 and the bottom plate 22 can also be of an integrated structure, and the support strength of the urea box bracket 2 is good.

Preferably, the two side plates 21 are both provided with a limiting hole structure 211, and the limiting hole structures 211 on the two side plates 21 are symmetrically arranged. The limiting hole structures 211 on the two side plates 21 are symmetrically arranged, so that the appearance is attractive, and the manufacturing is convenient.

Optionally, in order to reduce the weight of the bracket body, a material reducing hole is formed in the bracket body, so that the weight of the bracket body is reduced, and the bracket body is convenient to move and mount. The position and shape of the specific material reducing hole can be set according to requirements, and are not described in detail herein.

Optionally, the support body is of a frame structure, the reinforcing ribs 27 are arranged on the frame structure, the supporting strength of the support body is enhanced, and the arrangement positions and the shapes of the specific reinforcing ribs 27 can be set according to requirements.

The urea tank bracket 2 further includes a first connection portion 23 and a second connection portion 24, and the first connection portion 23 and the second connection portion 24 are connected to both sides of the two side plates 21, respectively. The first connecting portion 23 and the second connecting portion 24 are connected to both sides of the two side plates 21, so that the urea tank 1 can be limited.

As shown in fig. 5 and 6, a groove 12 recessed into the urea tank 1 is provided on the side of the urea tank 1 where the limiting projection 11 is not provided, and the first connecting portion 23 is disposed in the groove 12 and connected to the urea tank bracket 2 on both sides of the groove 12. The setting of recess 12 can be fixed a position first connecting portion 23, avoids first connecting portion 23 to remove in two curb plates 21 for the effect that urea case 1 and urea case support 2 are connected is more firm.

Preferably, as shown in fig. 2, the urea tank bracket 2 further includes a third connecting portion 25, and the third connecting portion 25 connects upper portions of the two side plates 21. The third connection portion 25 is provided to prevent the urea tank 1 from moving up and down, and to limit the height direction of the urea tank 1.

Through the connection of first connecting portion 23, second connecting portion 24 and third connecting portion 25 and curb plate 21, spacing urea case 1 in urea case support 2, avoid producing relative movement between urea case 1 and the urea case support 2.

In order to facilitate the positioning and installation of the urea tank 1, as shown in fig. 4, a positioning hole 221 is formed in the bottom plate 22, and a positioning portion (not shown) is formed at the bottom of the urea tank 1 and extends into the positioning hole 221. The positioning holes 221 and the positioning portions can facilitate positioning and installation of the urea tank 1.

Preferably, the height of the side plates 21 is greater than half the height of the urea tank 1. This set up urea case support 2 great to the cladding scope of urea case 1, the enhancement urea case 1 and the urea case support 2 between be connected.

Alternatively, as shown in fig. 4-6, the limiting hole structure 211 includes a first limiting hole group 2111 and a second limiting hole group 2112, and the limiting protrusion 11 includes a first limiting protrusion group 111 and a second limiting protrusion group 112, the first limiting protrusion group 111 extends into the first limiting hole group 2111, and the second limiting protrusion 11 extends into the second limiting hole group 2112.

The first limiting hole group 2111 includes a plurality of first limiting holes, the first limiting convex block group 111 includes a plurality of first limiting convex blocks 11, and the first limiting holes are engaged with the first limiting convex blocks 11 one by one.

The second limiting hole group 2112 includes two second limiting holes disposed at intervals, and the second limiting holes are triangular structures. The second limiting hole is of a triangular structure and is simple in structure, and the urea box 1 and the urea box support 2 are stably connected through cooperation of the second limiting hole group 2112.

Optionally, a plurality of first limiting holes and two second limiting holes are arranged on the side plate 21, so that the clamping area between the urea tank 1 and the urea tank bracket 2 is large, and stable connection between the urea tank 1 and the urea tank bracket 2 is realized.

Optionally, a connecting assembly 26 is further disposed on the urea tank bracket 2, and the urea tank bracket 2 is connected with other components through the connecting assembly 26 to fix the urea tank 1 on the other components. In this embodiment, the connection assembly 26 is disposed on the same side of the tops of the two side plates 21 of the urea tank bracket 2.

This embodiment still provides a urea case 1, and the surface of urea case 1 is provided with spacing lug 11, and spacing lug 11 is configured to cooperate with spacing pore structure 211 of urea case support 2, and urea case 1 is urea case 1 in the above-mentioned urea case assembly, and urea case support 2 is urea case support 2 in the above-mentioned urea case assembly.

In the description herein, it is to be understood that the terms "upper", "lower", "right", and the like are used in a descriptive sense or positional relationship based on the orientation or positional relationship shown in the drawings for convenience of description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied thereto. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. The utility model provides a urea case assembly, its characterized in that includes urea case (1) and urea case support (2), urea case (1) can be arranged in urea case support (2), the surface of urea case (1) is provided with spacing lug (11), be provided with spacing pore structure (211) on urea case support (2), spacing pore structure (211) be configured as with spacing lug (11) cooperate, with urea case support (2) with urea case (1) is connected.

2. The urea tank assembly according to claim 1, wherein the urea tank bracket (2) comprises a bracket body, the bracket body comprises two opposite side plates (21) and a bottom plate (22) connecting the two side plates (21), and the side plates (21) are provided with the limiting hole structures (211).

3. The urea tank assembly according to claim 2, characterized in that the urea tank bracket (2) further comprises a first connecting portion (23) and a second connecting portion (24), the first connecting portion (23) and the second connecting portion (24) being connected to both sides of the two side plates (21), respectively.

4. The urea tank assembly according to claim 3, wherein a groove (12) recessed toward the inside of the urea tank (1) is formed on the side of the urea tank (1) where the limiting protrusion (11) is not formed, and the first connecting portion (23) is disposed in the groove (12) and connected to the urea tank bracket (2) on both sides of the groove (12).

5. Urea tank assembly according to claim 4, characterized in that the urea tank bracket (2) further comprises a third connection portion (25), which third connection portion (25) connects the upper parts of the two side plates (21).

6. The urea tank assembly according to claim 2, wherein the bottom plate (22) is provided with a positioning hole (221), and the bottom of the urea tank (1) is provided with a positioning part which extends into the positioning hole (221).

7. Urea tank assembly according to claim 2, characterized in that the height of the side plates (21) is more than half the height of the urea tank (1).

8. The urea tank assembly according to any one of claims 2-7, wherein the limiting hole structure (211) comprises a first limiting hole set (2111) and a second limiting hole set (2112), and the limiting protrusion (11) comprises a first limiting protrusion block set (111) and a second limiting protrusion block set (112), the first limiting protrusion block set (111) extending into the first limiting hole set (2111), and the second limiting protrusion block set (112) extending into the second limiting hole set (2112).

9. The urea tank assembly of claim 8, wherein the second set of limiting holes (2112) comprises two spaced second limiting holes, and the second limiting holes are triangular.

10. A urea box, characterized in that, the surface of urea box (1) is provided with spacing lug (11), spacing lug (11) are configured to cooperate with spacing hole structure (211) of urea box support (2).